diff --git a/requirements.txt b/requirements.txt
index 60efcd3..049dadd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -170,7 +170,7 @@ PyWavelets==1.1.1
 pywin32==227
 pywin32-ctypes @ file:///C:/ci/pywin32-ctypes_1594392691209/work
 pywinpty==0.5.7
-PyYAML==5.3.1
+PyYAML==5.4
 pyzmq==19.0.1
 QDarkStyle==2.8.1
 QtAwesome==0.7.2